SHL Engineering P.C. dba Soil Mechanics Drilling
Seaford,
New York
View Accreditation Certificate
Stephen
Lawniczak
3770 Merrick Road
Seaford
,
New York
11783
Phone: (516) 809-6208
Fax: (516) 679-4373
stephenl@soilmechanicsdrilling.com
http://www.soilmechanicsdrilling.com
Quality Management System - accredited since 7/25/2011
R18, C1077 (Aggregate), C1077 (Concrete), E329 (Aggregate), E329 (Concrete)
Aggregate - accredited since 7/25/2011
R76, R90, T11, T19, T21, T27, T84, T85, T255, C29, C40, C117, C127, C128, C136, C566, C702, D75
Concrete - accredited since 7/25/2011
M201, R60, R100 (Cylinders), T22, T24 (Drilling Cores of Concrete), T24 (Testing Drilled Cores of Concrete), T119, T121, T152, T196, T231 (7000 psi and below), T309, C31 (Cylinders), C39, C42 (Drilling Cores of Concrete), C42 (Testing Drilled Cores of Concrete), C138, C143, C172, C173, C231, C511, C617 (7000 psi and below), C803, C1064, C1231 (7000 psi and below), C1542
Masonry - accredited since 11/4/2016
C511 (Moist Cabinets, Moist Rooms, and Water Storage Tanks Used in the testing of Hydraulic Cements and Concretes)
C780 (Annex 1) (Preconstruction and Construction Evaluation of Mortars for Plain and Reinforced Unit Masonry - Consistency by Cone Penetration)
C780 (Annex 6 - Cubes) (Preconstruction and Construction Evaluation of Mortars for Plain and Reinforced Unit Masonry - Compressive Strength of Cubes)
C780 (Annex 6 - Cylinders) (Preconstruction and Construction Evaluation of Mortars for Plain and Reinforced Unit Masonry - Compressive Strength of Cylinders)
Please note that our accreditations do not include an expiration date. An accreditation only expires when the laboratory fails to comply with our accreditation requirements.
* This information is only valid as of 10/27/2026. Please visit https://aashtoresource.org for current accreditation status.
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